Support

Knowledge base

Everything we have written to help you, in one place: how each app works, step-by-step tutorials, and the calculations behind the numbers. Search all of it at once, or open a collection.

Help topics

What each app does and how to use it: getting started, tools, keys and reference, and the basics every app shares. The same help is built into each app (press F1).

  • 892 entries

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Tutorials

Walkthroughs from the team for real jobs, written step by step.

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Accuracy

The calculations in our apps: the policy each one is under, the precision it runs at, and the code itself.

  • 891 calculation policies
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  • Calculation policy

    Unit conversion

    Converts lengths, areas, volumes, angles and slopes between 57 units.

  • Calculation policy

    Surface triangulation

    Builds a triangulated surface from survey points and breaklines, then its elevations, contours and slopes.

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    3D frame analysis

    Member forces, reactions and deflections of a 3D frame by the direct stiffness method.

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    Takeoff lengths and areas

    Lengths, perimeters and areas of measured runs and outlines, with arcs and cut-outs.

  • Calculation policy

    Calc sheets

    Unit-aware formulas saved with the file: spans, loads, moments, pass or fail checks.

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